Detailed overview of ambient air pollution valuis from individual stations

1025 - Litomerice-Mlekojedy

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1025 - Litomerice-Mlekojedy
Code:CZLTCMLIM
Institution:CHMI
Region:Severocesky
District:Litomerice
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 105 84 36 43 48 116 75 121 48 103 101 28 65 167 167 165 121 107 62 70 126 45 54 143 72 27 147 104 62 ~ 18 87.75 167.41 30.00
2 21 68 89 58 49 53 100 107 78 65 35 84 54 44 22 14 23 51 27 34 42 40 89 70 47 23 19 27 ~ ~ ~ 51.19 107.41 28.00
3 68 29 ~ 44 58 63 ~ ~ ~ 102 107 92 49 40 33 16 ~ 26 ~ 30 37 18 ~ ~ ~ ~ ~ 14 13 17 45 45.13 107.44 20.00
4 82 69 26 12 46 10 45 36 111 40 15 13 38 25 10 11 25 22 8.47 33 50 29 40 31 26 21 50 23 35 15 ~ 33.30 110.95 30.00
5 38 29 26 41 29 13 26 12 12 27 25 ~ ~ ~ ~ 23 14 17 29 21 18 21 14 8.78 18 18 11 16 11 8.95 6.87 19.81 41.29 27.00
6 17 21 22 ~ ~ 26 14 16 26 33 38 25 21 17 11 15 23 35 27 25 19 19 31 23 39 27 27 25 25 28 ~ 24.13 38.75 28.00
7 33 25 26 21 15 12 15 16 22 34 30 22 31 26 ~ 21 16 10 6.51 13 13 18 22 18 22 11 21 23 22 25 30 20.61 34.06 30.00
8 21 18 30 38 31 27 17 26 18 36 29 43 41 30 19 18 29 35 38 46 38 37 35 42 40 38 47 24 21 21 44 31.50 46.93 31.00
9 60 49 39 37 35 35 24 19 16 21 37 35 20 30 54 47 68 61 27 27 49 73 50 47 56 41 27 56 61 29 ~ 41.01 73.12 30.00
10 41 12 19 37 44 84 69 53 42 41 21 14 24 24 43 47 61 63 80 55 79 101 53 19 14 22 72 60 135 84 41 50.07 134.85 31.00
11 78 78 28 50 70 150 187 92 43 142 67 51 31 40 46 17 32 21 35 79 65 78 65 62 32 68 53 72 45 62 ~ 64.73 187.14 30.00
12 42 35 32 20 35 36 43 58 65 83 56 43 10 12 23 21 17 20 27 ~ 59 90 86 37 34 24 24 60 49 98 60 43.36 97.65 30.00

Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples

Quarter

concentration classes in IHd multiples

total ind.

part of it in IHd multiples

max.
date

<=1/3 <=2/3 <=1.0 <=1.5 <=2.0 <=3.0 <=4.0 > 1/32/31.01.52.0 3.04.0

concentration classes in measurement units

part of above IHd multiples in meas. units

0- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 20 28 13 14 3 0 0 0 78 58 30 17 3 0 0 0 167
REL. 25.6 35.8 16.6 17.9 3.8 0.0 0.0 0.0 100.0 74.4 38.5 21.8 3.8 0.0 0.0 0.015.1
ID 25 35 16 35 19 0 0 0 133
ABS. 68 14 2 1 0 0 0 0 85 17 3 1 0 0 0 0 111
REL. 80.0 16.4 2.3 1.1 0.0 0.0 0.0 0.0 100.0 20.0 3.5 1.2 0.0 0.0 0.0 0.0 9.4
ID 80 16 2 2 0 0 0 0 101
ABS. 55 34 2 0 0 0 0 0 91 36 2 0 0 0 0 0 73
REL. 60.4 37.3 2.1 0.0 0.0 0.0 0.0 0.0100.0 39.6 2.2 0.0 0.0 0.0 0.0 0.0 22.9
ID 60 37 2 0 0 0 0 0 100
ABS. 26 41 19 3 2 0 0 0 91 65 24 5 2 0 0 0 187
REL 28.5 45.0 20.8 3.2 2.1 0.0 0.0 0.0100.0 71.4 26.4 5.5 2.2 0.0 0.0 0.0 7.11
ID 28 45 20 6 10 0 0 0 112
Year
ABS. 169 117 36 18 5 0 0 0 345 176 59 23 5 0 0 0 187
REL. 48.9 33.9 10.4 5.2 1.4 0.0 0.0 0.0100.0 51.0 17.1 6.7 1.4 0.0 0.0 0.0 7.11
ID 48 33 10 10 7 0 0 0 111

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum

Detailed overview of ambient air pollution valuis from individual stations - selection station